PPIs block stomach acid 15 to 21 hours a day versus about eight hours for H2 blockers. Taking prescription or ...

There are several over-the-counter (OTC) medications available for heartburn and acid reflux. The most commonly used OTC medications are antacids, H2 blockers, and proton pump inhibitors (PPIs).

"Proton pump inhibitors are often the first thing doctors ... Self-medicating with over-the-counter heartburn drugs can mask underlying health problems. Frequent burning or pain in the upper ...

To take the guesswork out of shopping for over-the-counter drugs ... it's a good idea to talk with your doctor before taking a PPI. Those drugs are associated with certain rare but potentially ...